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/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
#include "cell_context.h"
#include "cell_batch.h"
#include "cell_flush.h"
#include "cell_spu.h"
#include "cell_render.h"
#include "draw/draw_context.h"
void
cell_flush(struct pipe_context *pipe, unsigned flags,
struct pipe_fence_handle **fence)
{
struct cell_context *cell = cell_context(pipe);
if (fence) {
*fence = NULL;
/* XXX: Implement real fencing */
flags |= CELL_FLUSH_WAIT;
}
if (flags & PIPE_FLUSH_SWAPBUFFERS)
flags |= CELL_FLUSH_WAIT;
draw_flush( cell->draw );
cell_flush_int(cell, flags);
}
/** internal flush */
void
cell_flush_int(struct cell_context *cell, unsigned flags)
{
static boolean flushing = FALSE; /* recursion catcher */
uint i;
ASSERT(!flushing);
flushing = TRUE;
if (flags & CELL_FLUSH_WAIT) {
uint64_t *cmd = (uint64_t *) cell_batch_alloc(cell, sizeof(uint64_t));
*cmd = CELL_CMD_FINISH;
}
cell_batch_flush(cell);
#if 0
/* Send CMD_FINISH to all SPUs */
for (i = 0; i < cell->num_spus; i++) {
send_mbox_message(cell_global.spe_contexts[i], CELL_CMD_FINISH);
}
#endif
if (flags & CELL_FLUSH_WAIT) {
/* Wait for ack */
for (i = 0; i < cell->num_spus; i++) {
uint k = wait_mbox_message(cell_global.spe_contexts[i]);
assert(k == CELL_CMD_FINISH);
}
}
flushing = FALSE;
}
void
cell_flush_buffer_range(struct cell_context *cell, void *ptr,
unsigned size)
{
uint64_t batch[1 + (ROUNDUP8(sizeof(struct cell_buffer_range)) / 8)];
struct cell_buffer_range *br = (struct cell_buffer_range *) & batch[1];
batch[0] = CELL_CMD_FLUSH_BUFFER_RANGE;
br->base = (uintptr_t) ptr;
br->size = size;
cell_batch_append(cell, batch, sizeof(batch));
}
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